[gnome-builder] build-aux: remove devhelp from flatpak

[Christian Hergert <chergert src gnome org>]

commit 8b670572ccaa91f1fea0c92ff71006f75e560502
Author: Christian Hergert <chergert redhat com>
Date:   Tue Jul 12 23:58:01 2022 -0700

    build-aux: remove devhelp from flatpak
    
    We aren't using this at all, so remove it for now.

 build-aux/flatpak/org.gnome.Builder.Devel.json | 26 --------------------------
 1 file changed, 26 deletions(-)
---
diff --git a/build-aux/flatpak/org.gnome.Builder.Devel.json b/build-aux/flatpak/org.gnome.Builder.Devel.json
index eeb43f685..f18f5c264 100644
--- a/build-aux/flatpak/org.gnome.Builder.Devel.json
+++ b/build-aux/flatpak/org.gnome.Builder.Devel.json
@@ -306,32 +306,6 @@
                 }
             ]
         },
-        {
-            "name" : "devhelp",
-            "buildsystem" : "meson",
-            "builddir" : true,
-            "config-opts" : [
-                "--libdir=/app/lib",
-                "--buildtype=debugoptimized",
-                "-Dflatpak_build=true"
-            ],
-            "cleanup" : [
-                "/bin/*",
-                "/lib/gedit/plugins",
-                "/share/appdata/*",
-                "/share/applications/*",
-                "/share/dbus-1/services",
-                "/share/GConf",
-                "/share/metainfo"
-            ],
-            "sources" : [
-                {
-                    "type" : "git",
-                    "url" : "https://gitlab.gnome.org/GNOME/devhelp.git";,
-                    "branch" : "main"
-                }
-            ]
-        },
         {
             "name" : "template-glib",
             "config-opts" : [